Operation Panel Integrated into Conveying Unit

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Solution Overview

Problem

Conventional sheet conveying apparatuses and image reading apparatuses face challenges in downsizing due to the placement of operation panels, which increase the height and horizontal size when positioned above or near the sheet conveying mechanism.

Innovation Solution

The integration of the operation panel into the conveying unit, where it is displaced relative to the roller in the sheet width direction crossing the conveying direction, allowing for a compact design without compromising functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the operation panel is disposed above the sheet conveying mechanism, then the operation panel is easily accessible to users, but the height of the apparatus increases

Engineering Contradiction:
Improveaccessibility of operation panelVSAvoidheight of apparatus
Core Design Contradiction:
Ease of operationVSLength of stationary object

Solution Approach 1:

The operation panel is repositioned from a vertical arrangement (above the conveying mechanism) to a horizontal arrangement (integrated into the conveying unit in the sheet width direction). This dimensional change allows the panel to remain accessible while eliminating the need for additional height, thereby resolving the contradiction between ease of operation and apparatus height.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Length of stationary object

If the operation panel is disposed not above the reading unit, then the height is reduced, but the horizontal size of the apparatus increases

Engineering Contradiction:
Improveheight of apparatusVSAvoidhorizontal area of apparatus
Core Design Contradiction:
Length of stationary objectVSArea of stationary object

Solution Approach 1:

The operation panel is merged with the conveying unit by integrating it into the conveying unit's structure. This merging allows the panel to be disposed within the existing horizontal footprint of the conveying mechanism, avoiding the need to increase overall apparatus horizontal size while maintaining a reduced height configuration.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The operation panel is positioned in the sheet width direction (lateral dimension) rather than extending the horizontal footprint or increasing vertical height. This dimensional repositioning allows the panel to be accommodated within the existing apparatus envelope, resolving the contradiction between reduced height and increased horizontal area.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Volume of stationary object

If the operation panel is integrated into the conveying unit, then the apparatus size is reduced, but the complexity of the conveying unit increases

Engineering Contradiction:
Improveoverall size of apparatusVSAvoidcomplexity of conveying unit
Core Design Contradiction:
Volume of stationary objectVSDevice complexity

Solution Approach 1:

The operation panel is combined with the conveying unit to form an integrated assembly. This merging reduces the overall apparatus volume by eliminating redundant spaces and structures, while the modular nature of the integration minimizes the increase in conveying unit complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9681008B2Sheet conveying apparatus and image reading apparatus
Publication Date: 2017.06.13 CANON KK
  • US9681008B2 patent drawing
  • US9681008B2 patent drawing
  • US9681008B2 patent drawing

AI summary

An operation panel is integrated into a conveying unit, and the operation panel and a conveying roller are displaced with respect to each other in a sheet width direction crossing a sheet conveying direction. The operation panel and the conveying roller are located in a manner at least partly overlapping each other in the sheet conveying direction and a height direction in the conveying unit. Further, the operation panel and the conveying roller are at least partly located within a range of a width of a sheet conveying area by the conveying unit.